Puzzle 637
What number completes this sequence:
4 15 14 11 5 {?}
Puzzle Copyright © Kevin Stone
workings
hint
answer
print
Share link – www.brainbashers.com/puzzle/zcbq
Hint
Think of the alphabet.
Answer
25 for Y.
These are the positions of the letters of the alphabet and they are spelling Donkey.
Puzzle 638
What comes next in this sequence:
boron carbon nitrogen oxygen {?}
workings
hint
answer
print
Share link – www.brainbashers.com/puzzle/ztxl
Hint
The first in the list would be Hydrogen.
Answer
Fluorine.
These are the elements in atomic number order.
Puzzle 639
Which bird is the odd one out:
finch gull eagle ostrich sparrow
Puzzle Copyright © Kevin Stone
workings
hint
answer
print
Share link – www.brainbashers.com/puzzle/zwsx
Hint
Only one bird doesn't have this ability.
Answer
Ostrich.
Because it is the only one which cannot fly.
Puzzle 640
Which are there more of...
...fathoms in a kilometre...
...or hours in a month?
Puzzle Copyright © Kevin Stone
workings
hint
answer
print
Share link – www.brainbashers.com/puzzle/zbzl
Answer
Hours in a month.
Reasoning
A fathom is 6 feet, which is 1.8288 metres.
So there are 1000 ÷ 1.8288 ≈ 546.8 fathoms in a kilometre.
The shortest month has 28 x 24 hours = 672.
So even the shortest month has more hours than there are fathoms in a kilometre.
< previous next >
